
/*
 * Copyright (c) 2001, Zoltan Farkas All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package org.spf4j.perf;


import javax.annotation.Nonnull;


/**
 *
 * @author zoly
 */

public interface EntityMeasurements {
    
    @Nonnull
    long [] getMeasurements();
    
    @Nonnull
    long [] getMeasurementsAndReset();
    
    @Nonnull
    EntityMeasurements  aggregate(@Nonnull EntityMeasurements mSource);
    
    @Nonnull
    EntityMeasurements createClone();
  
    /**
     * reset this entity.
     * @return a clone of the object prior to reset.
     */
    @Nonnull
    EntityMeasurements reset();
    
    @Nonnull
    EntityMeasurements createLike(Object entity);
    
    EntityMeasurementsInfo getInfo();
    
}
